You could take all of your belongings, including furniture and put them in a box truck such as a Uhaul and let them roaste in the scorching sun with the doors closed
for a day. Then, follow the previous advice
for the carpet and clean the entire house, paying special attention to the color white, which is an attractant. You could also close the drains and leave containers of warm water with dishwashing liquid in it. Then, see if you can see something.